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Fix proof_checker to use is_int_expr

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This commit is contained in:
Arie Gurfinkel 2018-06-05 17:11:46 -07:00
parent 8b689ae27f
commit fca0442487
1 changed files with 7 additions and 4 deletions
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11
src/ast/proofs/proof_checker.cpp
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@ -84,7 +84,7 @@ void proof_checker::hyp_decl_plugin::get_sort_names(svector<builtin_name> & sort
}
proof_checker::proof_checker(ast_manager& m) : m(m), m_todo(m), m_marked(), m_pinned(m), m_nil(m),
m_dump_lemmas(false), m_logic("AUFLIA"), m_proof_lemma_id(0) {
m_dump_lemmas(false), m_logic("AUFLIRA"), m_proof_lemma_id(0) {
symbol fam_name("proof_hypothesis");
if (!m.has_plugin(fam_name)) {
m.register_plugin(fam_name, alloc(hyp_decl_plugin));
@ -1245,9 +1245,9 @@ void proof_checker::dump_proof(proof const* pr) {
void proof_checker::dump_proof(unsigned num_antecedents, expr * const * antecedents, expr * consequent) {
char buffer[128];
#ifdef _WINDOWS
sprintf_s(buffer, ARRAYSIZE(buffer), "proof_lemma_%d.smt", m_proof_lemma_id);
sprintf_s(buffer, ARRAYSIZE(buffer), "proof_lemma_%d.smt2", m_proof_lemma_id);
#else
sprintf(buffer, "proof_lemma_%d.smt", m_proof_lemma_id);
sprintf(buffer, "proof_lemma_%d.smt2", m_proof_lemma_id);
#endif
std::ofstream out(buffer);
ast_smt_pp pp(m);
@ -1278,6 +1278,10 @@ bool proof_checker::check_arith_literal(bool is_pos, app* lit0, rational const&
SASSERT(lit->get_num_args() == 2);
sort* s = m.get_sort(lit->get_arg(0));
bool is_int = a.is_int(s);
if (!is_int && a.is_int_expr(lit->get_arg(0))) {
is_int = true;
s = a.mk_int();
}
if (!is_int && is_pos && (a.is_gt(lit) || a.is_lt(lit))) {
is_strict = true;
@ -1394,7 +1398,6 @@ bool proof_checker::check_arith_proof(proof* p) {
return false;
}
}
if (m.is_or(fact)) {
app* disj = to_app(fact);
unsigned num_args = disj->get_num_args();